HS-PS1 Matter and Its Interactions
- 			 Humans HumansThe amazingly malleable brainStudents will search the Science News archive for other stories related to brain connections and learning. 
- 			 Chemistry ChemistryBuilding the best batteryIn this activity, students will build, test and optimize their own batteries using various metal electrodes and liquid electrolytes. 
- 			 Chemistry ChemistryWhat makes different types of batteries unique?Students will research specific battery types and report on what they find. 
- 			 Chemistry ChemistryReduction-oxidation reaction demonstrationThis teacher-led demonstration is a straightforward introduction to reduction-oxidation reactions. 
- 			 Chemistry ChemistryGreasy spotsStudents will conduct their own experiments to analyze a variety of foods for the presence of fats, as well as researching types of fat and relating their findings to human health. 
- 			 Chemistry ChemistryA lesson in lipidsThese discussion prompts ask students to think in more detail about lipids, their hydrogenation and related scientific areas. 
- 			 Chemistry ChemistrySearch for stories on trans fatsStudents will search the Science News archive for additional articles related to trans fats. 
- 			 Science & Society Science & SocietyTrans fat ban as public health experimentStudents will answer questions based on the Science News article "Data back ban of artificial trans fats," with a special focus on data collected and analyzed by researchers. 
- 			 Life LifeHow is yogurt made?Students will culture yogurt bacteria with and without antibiotics to test the bacteria's sensitivity and then stain microscope slides to determine if the bacteria are gram-positive or gram-negative. 
- 			 Life LifeOur ongoing battle with bacteriaThese discussion prompts focus on the nature of bacteria and types of antibiotics, as well as methods for dealing with antibiotic resistance. 
- 			 Life LifeA look back at antibioticsStudents will search the Science News archive for stories related to antibiotics and bacterial infections. 
- 			 Life LifeReviewing bacterial defensesThese questions focus on student understanding of gram-negative bacteria and the bacteria's response to antibiotics.